In order to buy land for a mountain lion preserve, Catwoman steals a necklace.
Batman must clear his name of the evil Man-Bat who is mistaken for Batman and terrorizing the city.
Dr. Victor Fries becomes Mr. Freeze.
A popular actor has a secret to his craft that involves a chemical which alters his face with no makeup involved.
Clayface finds the man responsible for his mutilated face and must stop him before he harms anyone else.
A mob boss finds that his drug dealings have made his son an addict.
An accountant promises the Joker anything if he will let him go.
Batman and Catwoman are captured in Red Claw's underground headquarters.
Harvey Dent is poisoned by his date, who is really Poison Ivy.
Scarecrow uses his fear gas on Gotham State University and creates utter chaos.
The Joker sneaks into the Mayor's son's birthday party to plant a bomb.
Dr. Leslie Thompkins is taken captive when she finds a devious land developer's evil plans.
Everyone gets suspended when Bullock has such a different account of a sting operation than the other officers.
The Clock King seeks revenge on Hill for the financial ruin he caused.
The Joker uses a deadly laughing gas that turns the population of Gotham into crazed fools.
Alfred and Maggie Paige accidentally go to Poison Ivy's health spa.
Harvey Dent has a secret second personality who is a gangster named Big Bad Harv.
The alter ego of Harvey Dent starts a campaign against Rupert Thorne.
The Scarecrow uses a fear chemical on Gotham's best athletes to win bets.
A little boy rescues Batman and keeps him in his basement after Penguin sprays Batman with nerve gas.
Batman finds out that Detective Bullock was framed by Killer Croc for a murder.
Nostromos tries to convince Bruce's friends that the end of the world is coming and they should transfer their money into his Brotherhood account.
Bruce Wayne loses his memory after being kidnapped while working under cover.
The Mad Hatter tries to impress Alice by putting Gotham under his control.
A master designer of deathtraps is hired to take Batman's cowl and cape.
Bruce wakes up to find that his parents aren't dead, he's not Batman, and he's engaged.
Batman discovers a gang of forgotten runaways living within the sewer system.
Wayne Enterprises is robbed by a figure known as the Ninja; Batman and Robin discover that the Ninja is an old enemy of Bruce Wayne.
Dr. Hugo Strange's invention, a machine that reads people's thoughts, leads him to discover that Bruce is Batman.
A shadowy portrayal of the Caped Crusader and his alter-ego.
Scarecrow plans to taint Gotham's water supply with a hallucinogen.
Batman makes a connection between recent bombings and an old TV series.
Selina Kyle discovers a scheme to infect stray animals who will then pass their disease onto humans.
On the anniversary of the death of Bruce's parents, Batman expresses doubts.
While hiding from the police, Batman's deadliest enemies exchange stories about him.
Professor Milo tries to use an old friend of Bruce Wayne's, Anthony Romulus, to destroy him after Milo injects Romulus with a serum that changes him into a wolf.
Batman thinks Dr. Kirk Langstrom is drinking his Man-Bat formula again when a man-sized bat is witnessed ransacking Gotham harbor.
The Joker challenges Batman to find him and the three important citizens he's kidnapped before midnight.
Karl Rossum is replacing important figures with robots, one of which Batman unknowingly invites to dinner.
Batman looks for Gordon, Hill and Bullock who have been replaced by robots.
Edward Nygma seeks revenge on his boss after being fired and becoming the Riddler.
The Joker breaks out of the Asylum to destroy a billionaire's casino.
Batman is hindered by a robot who thinks he's the Dark Knight.
Batman investigates The Society of Shadows who settle in Gotham to continue their crime spree.
The Riddler tries to prove he's smarter than Batman by luring him inside a computer game.
The Joker's grinning Joker fish is rejected by Gotham's copyright office.
Harley Quinn and Poison Ivy team up to wreak havoc and Joker wants a piece of the action.
The Penguin's gang escapes a high speed chase, but the Batmobile might be done for.
Sidney Debris is on everyone's bad side when he claims to have accidentally killed Batman.
Zatanna is framed for a robbery, but Batman comes to her defense.
Batman refuses to let Robin investigate after learning the name of the ringleader of an extortion.
Veronica Vreeland mistakenly invites the Penguin to her party as the guest of honor.
Robin pursues the man who killed his family, Tony Zucco, even though Batman ordered him not to.
The Penguin steals a new police helicopter and Bruce Wayne goes temporarily blind.
Bruce Wayne and Alfred go to Japan to help Bruce's sensei find his kidnapped daughter by a power hungry Kyodai Ken.
Batman discovers the culprit of a theft from a gem exposition who is now planning a kidnapping.
Robin is abducted and Batman's search leads him to the leader of The Society of Shadows.
Batman discovers Ra's Al Ghul's plan to flood the planet and turn it to a lifeless existence.
Batman discovers that the Ventriloquist and his wooden dummy are responsible for the series of recent crimes.
A man thinks he's Zeus and steals an electron cannon to shoot lightning bolts at people.